Programming

Tony Hoare introduced Null references in ALGOL W back in 1965 "simply because it was so easy to implement", says Mr. Hoare. He talks about that decision considering it "my billion-dollar mistake".

Beginners are always overthinking yet, but it doesn’t need to be confusing

Hey, everyone. It's another weekend, and I was exploring what to build. So I decided to build a simple yet completely functional load balancer. Let's discuss it in this post.

Discover how DSL-based OpenAPI specs hurt productivity, complicate AI use, and why plain YAML is a smarter choice for documenting REST APIs.

In this post, we dive into how to deploy Phoenix applications using Kamal.

Andy Jones personal website

Don't reinvent the wheel - use what HTML gives you!

Immersive, project-based adventure that reimagines the classic Northwind database.

A visual tour of how `phx.gen.auth` looks to the user, what the core schemas/contexts look like, and I'll sprinkle in some personal commentary as we go.

How to test for leap years (until year 102499) in the proleptic Gregorian calendar with just three 32-bit instructions, with detailed explanation of the bit-level tricks.

Find out how you can implement a local RAG system in Elixir.

Broadway is Plataformatec's fourth attempt at streamlining the retrieval and processing of data in Elixir. This article gives you a glimpse into that journey, provides a deeper understanding of the library, giving you everything you need to build your own Broadway application.

An introduction to `rag`, a RAG library for Elixir.

This game was a highlight at Code BEAM Lite London and Code BEAM America. For those attendees lucky enough to experience AstroBEAM, Hernán Rivas Acosta...

It can be hard to keep tests asynchronous as Elixir applications grow in size and complexity. Let's see why, and explore fixes.

Another follow up to Gergely Orosz’ interview of Prof.

I think I'm finally done dicking around with man pages.

Using the Library of Congress as a data source and parsing XML.

A comprehensive guide to choosing between structs and embedded schemas in Elixir, with practical examples and best practices

In the second part of this two-part series, we'll look at more advanced Dialyzer use cases.

A case study of how Elixir is being used at Cyanview.

Forget Complicated Scripts, Ruby is Your Secret Weapon for Automation!

A guide to making a custom Credo rule

In multi-customer applications, securely separating customer data is essential. While Elixir developers might be familiar with Ecto's manual approaches to multitenancy, Ash framework offers this as a built-in feature. Ash uses both simple attribute-based and powerful context-based strategies. This provides flexible, effective data isolation and identity management, which maintains a clean API as your needs evolve.

What applications and use cases make the most sense for Citus.

In part one of this series, we'll explore the basics of Dialyzer.

How choosing Elixir made building screen.garden faster and more correct.